Gymnocalycium mesopotamicum R.Kiesling
, Cact. Succ. J. Gr. Brit. 42: 39 (-42) (1980).
External links to taxonomic opinions:
- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:115432-2
- Publication
- Cactus and Succulent Journal of Great Britain. London
- Collation
- 42: 39 (-42)
- Family as entered in IPNI
- Cactaceae